package com.sky.controller.admin;

import com.github.pagehelper.Page;
import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import jdk.nashorn.internal.ir.RuntimeNode;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController("adminDishController")
@Controller
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 新增菜品
     * @param dishDTO
     * @return
     */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品：{}", dishDTO);

        String key = "dish_" + dishDTO.getCategoryId();
        redisTemplate.delete(key);
        dishService.saveWithFlavor(dishDTO);
        return Result.success();
    }

    /**
     * 菜品分页查询
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> pageQuery(DishPageQueryDTO dishPageQueryDTO) {
        log.info("菜品分页查询:{}",dishPageQueryDTO);
        Page pageResult = dishService.pageQuery(dishPageQueryDTO);
        log.info("数据：{}",pageResult.getResult());
        PageResult respose = new PageResult();
        respose.setTotal(pageResult.getTotal());
        respose.setRecords(pageResult.getResult());
        return Result.success(respose);
    }

    /**
     * 批量删除菜品
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("批量删除菜品") 
    public Result delete(@RequestParam List<Long> ids){
        log.info("删除菜品启动了:{}",ids);

        //所有的数据清理掉
        Set keys = redisTemplate.keys("dish_*");
        redisTemplate.delete(keys);

        dishService.deleteBatch(ids);
        return Result.success();
    }

    /**
     * 根据id查询菜品
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查询菜品:{}",id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    /**
     * 根据id修改对应的基本信息和口味
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation("根据id修改对应的基本信息和口味")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("根据id修改对应的基本信息和口味：{}",dishDTO);

        //所有的数据清理掉
        Set keys = redisTemplate.keys("dish_*");
        redisTemplate.delete(keys);

        dishService.uodateWithFalover(dishDTO);
        return Result.success();
    }

    /**
     * 菜品起售停售
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("菜品起售停售")
    public Result<String> startOrStop(@PathVariable Integer status, Long id){

        //所有的数据清理掉
        cleanCache("dish_*");

        dishService.startOrStop(status,id);
        return Result.success();
    }

    /**
     * 根据id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        log.info("根据分类id查询菜品：{}",categoryId);
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }

    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
